AFTER A WORLD-RENOWNED DOG WHISPERER IS KILLED, A SEXY REALITY TV STAR IS THE SUSPECT, ON ABC'S "CASTLE"

Hilarie Burton, Justin Hartley and Nana Visitor Guest Star

"An Embarrassment of Bitches" - When a famous dog trainer is killed, the investigation keeps coming back to charismatic reality TV star Kay Cappuccio (guest star Hilarie Burton, "White Collar"). Kay, a favorite of tabloids and gossip websites the world over, has achieved stardom without possessing any discernible skill or talent. But there seems to be more to her story than she is letting on -- does that include murder? -- on "Castle," MONDAY, JANUARY 23 (10:01-11:00 p.m., ET), on the ABC Television Network. Justin Hartley ("Smallville") guest stars as Reggie Starr, Kay's boyfriend, and Nana Visitor ("Star Trek: Deep Space Nine") plays Dr. Patty Barker, an eminent therapist whose talents are called upon when it's discovered that one of her clients witnessed the murder.

"Castle" stars Nathan Fillion as Richard Castle, Stana Katic as NYPD Detective Kate Beckett, Susan Sullivan as Martha Rodgers, Molly Quinn as Alexis Castle, Penny Johnson Jerald as NYPD Captain Victoria Gates, Tamala Jones as Medical Examiner Lanie Parish, Jon Huertas as NYPD Detective Javier Esposito, and Seamus Dever as NYPD Detective Kevin Ryan.

Guest Cast: Hilarie Burton as Kay Cappuccio, Justin Hartley as Reggie Starr, Nana Visitor as Dr. Patty Barker, Ed F. Martin as Francisco Pilar.

"An Embarrassment of Bitches" was written by Rob Hanning and directed by Tom Wright.

"Castle" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1 channel surround sound. A TV parental guideline will be assigned closer to airdate.

For more information on "Castle," visit ABC.com/Castle